Structure‐coupled multiphysics imaging in geophysical sciences

LA Gallardo, MA Meju - Reviews of Geophysics, 2011‏ - Wiley Online Library
Multiphysics imaging or data inversion is of growing importance in many branches of
science and engineering. In geophysical sciences, there is a need for combining information …

Marine electromagnetic studies of seafloor resources and tectonics

K Key - Surveys in geophysics, 2012‏ - Springer
The past decade has been a period of rapid growth for marine electromagnetic (EM)
methods, predominantly due to the industrial adoption and promotion of EM as a valuable …

A framework for 3-D joint inversion of MT, gravity and seismic refraction data

M Moorkamp, B Heincke, M Jegen… - Geophysical Journal …, 2011‏ - academic.oup.com
We present a 3-D joint inversion framework for seismic, magnetotelluric (MT) and scalar and
tensorial gravity data. Using large-scale optimization methods, parallel forward solvers and …

Joint electromagnetic and seismic inversion using structural constraints

W Hu, A Abubakar, TM Habashy - Geophysics, 2009‏ - library.seg.org
We have developed a frequency-domain joint electromagnetic (EM) and seismic inversion
algorithm for reservoir evaluation and exploration applications. EM and seismic data are …

Generalized joint inversion of multimodal geophysical data using Gramian constraints

MS Zhdanov, A Gribenko… - Geophysical research …, 2012‏ - Wiley Online Library
We introduce a new approach to the joint inversion of multimodal geophysical data using
Gramian spaces of model parameters and Gramian constraints, computed as determinants …

Cross-gradients joint 3D inversion with applications to gravity and magnetic data

E Fregoso, LA Gallardo - Geophysics, 2009‏ - library.seg.org
We extend the cross-gradient methodology for joint inversion to three-dimensional
environments and introduce a solution procedure based on a statistical formulation and …

Zonation for 3D aquifer characterization based on joint inversions of multimethod crosshole geophysical data

J Doetsch, N Linde, I Coscia, SA Greenhalgh… - Geophysics, 2010‏ - library.seg.org
Predictive groundwater modeling requires accurate information about aquifer
characteristics. Geophysical imaging is a powerful tool for delineating aquifer properties at …

Electromagnetic sounding of geothermal zones

V Spichak, A Manzella - Journal of Applied Geophysics, 2009‏ - Elsevier
Electromagnetic (EM) data provide a substantial contribution to the geophysical map**
and monitoring of geothermal reservoirs. This paper presents an up-to-date picture of the …

Electrical resistivity imaging and the saline water interface in high-quality coastal aquifers

A Costall, B Harris, JP Pigois - Surveys in geophysics, 2018‏ - Springer
Population growth and changing climate continue to impact on the availability of natural
resources. Urbanization of vulnerable coastal margins can place serious demands on …

Full‐waveform inversion of cross‐hole ground‐penetrating radar data to characterize a gravel aquifer close to the Thur River, Switzerland

A Klotzsche, J van der Kruk, GA Meles… - Near surface …, 2010‏ - earthdoc.org
Cross‐hole radar tomography is a useful tool for map** shallow subsurface electrical
properties viz. dielectric permittivity and electrical conductivity. Common practice is to invert …